[INFO] cloning repository https://github.com/ChunHou20c/reverse_proxy_lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChunHou20c/reverse_proxy_lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChunHou20c%2Freverse_proxy_lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChunHou20c%2Freverse_proxy_lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d30405240c84f1394f767dedaae92ff10686733
[INFO] checking ChunHou20c/reverse_proxy_lab against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChunHou20c%2Freverse_proxy_lab" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ChunHou20c/reverse_proxy_lab
[INFO] finished tweaking git repo https://github.com/ChunHou20c/reverse_proxy_lab
[INFO] tweaked toml for git repo https://github.com/ChunHou20c/reverse_proxy_lab written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChunHou20c/reverse_proxy_lab on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ChunHou20c/reverse_proxy_lab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21a3136d25968c74f5e1c20506bf33da868003e0be594455b9c75fede7f2d13e
[INFO] running `Command { std: "docker" "start" "-a" "21a3136d25968c74f5e1c20506bf33da868003e0be594455b9c75fede7f2d13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21a3136d25968c74f5e1c20506bf33da868003e0be594455b9c75fede7f2d13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a3136d25968c74f5e1c20506bf33da868003e0be594455b9c75fede7f2d13e", kill_on_drop: false }`
[INFO] [stdout] 21a3136d25968c74f5e1c20506bf33da868003e0be594455b9c75fede7f2d13e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 530cbed76a5edc16000c2c8bd1efeb06f948d015ff62fb9dcdbd0e8a6b0c5d54
[INFO] running `Command { std: "docker" "start" "-a" "530cbed76a5edc16000c2c8bd1efeb06f948d015ff62fb9dcdbd0e8a6b0c5d54", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking indexmap v2.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking hyper v1.1.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking reverse_proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `body::Incoming`
[INFO] [stdout]  --> src/reverse_proxy.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hyper::{service::service_fn, body::Incoming};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/hello_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/hello_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/hello_service.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reverse_proxy` (bin "hello_service") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/auth_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     let mut response = Response::new(Full::new(Bytes::from("Hello, World!")));
[INFO] [stdout] 14 | |     *response.status_mut() = StatusCode::UNAUTHORIZED;
[INFO] [stdout] 15 | |     Ok(response)
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/auth_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     let mut response = Response::new(Full::new(Bytes::from("Hello, World!")));
[INFO] [stdout] 14 | |     *response.status_mut() = StatusCode::UNAUTHORIZED;
[INFO] [stdout] 15 | |     Ok(response)
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/auth_service.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Ok(response)
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/hello_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/hello_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reverse_proxy` (bin "auth_service") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/hello_service.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reverse_proxy` (bin "hello_service" test) due to 3 previous errors
[INFO] [stderr] error: could not compile `reverse_proxy` (bin "auth_service" test) due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/auth_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     let mut response = Response::new(Full::new(Bytes::from("Hello, World!")));
[INFO] [stdout] 14 | |     *response.status_mut() = StatusCode::UNAUTHORIZED;
[INFO] [stdout] 15 | |     Ok(response)
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/auth_service.rs:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 13 | |     let mut response = Response::new(Full::new(Bytes::from("Hello, World!")));
[INFO] [stdout] 14 | |     *response.status_mut() = StatusCode::UNAUTHORIZED;
[INFO] [stdout] 15 | |     Ok(response)
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/auth_service.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Ok(response)
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `body::Incoming`
[INFO] [stdout]  --> src/reverse_proxy.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hyper::{service::service_fn, body::Incoming};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello` is never used
[INFO] [stdout]   --> src/reverse_proxy.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/reverse_proxy.rs:14:96
[INFO] [stdout]    |
[INFO] [stdout] 14 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 15 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/reverse_proxy.rs:14:96
[INFO] [stdout]    |
[INFO] [stdout] 14 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 15 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/reverse_proxy.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reverse_proxy` (bin "reverse_proxy" test) due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] warning: function `hello` is never used
[INFO] [stdout]   --> src/reverse_proxy.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/reverse_proxy.rs:14:96
[INFO] [stdout]    |
[INFO] [stdout] 14 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 15 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/reverse_proxy.rs:14:96
[INFO] [stdout]    |
[INFO] [stdout] 14 |   async fn hello(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 15 | |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/reverse_proxy.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Ok(Response::new(Full::new(Bytes::from("Hello, World!"))))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reverse_proxy` (bin "reverse_proxy") due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "530cbed76a5edc16000c2c8bd1efeb06f948d015ff62fb9dcdbd0e8a6b0c5d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530cbed76a5edc16000c2c8bd1efeb06f948d015ff62fb9dcdbd0e8a6b0c5d54", kill_on_drop: false }`
[INFO] [stdout] 530cbed76a5edc16000c2c8bd1efeb06f948d015ff62fb9dcdbd0e8a6b0c5d54
